/*
 * Copyright 2001-2004 The Apache Software Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.jforum.util.legacy.commons.fileupload;

/**
 * <p>
 * A factory interface for creating {@link FileItem} instances. Factories can
 * provide their own custom configuration, over and above that provided by the
 * default file upload implementation.
 * </p>
 * 
 * @author <a href="mailto:martinc@apache.org">Martin Cooper</a>
 * 
 * @version $Id$
 */
public interface FileItemFactory {

	/**
	 * Create a new {@link FileItem} instance from the supplied parameters and
	 * any local factory configuration.
	 * 
	 * @param fieldName
	 *            The name of the form field.
	 * @param contentType
	 *            The content type of the form field.
	 * @param isFormField
	 *            <code>true</code> if this is a plain form field;
	 *            <code>false</code> otherwise.
	 * @param fileName
	 *            The name of the uploaded file, if any, as supplied by the
	 *            browser or other client.
	 * 
	 * @return The newly created file item.
	 */
	FileItem createItem(String fieldName, String contentType,
			boolean isFormField, String fileName);
}
